diff --git a/src/Audio_Dreamcast.c b/src/Audio_Dreamcast.c
index d85f4e467..7325a580a 100644
--- a/src/Audio_Dreamcast.c
+++ b/src/Audio_Dreamcast.c
@@ -21,6 +21,7 @@ struct AudioContext {
 };
 #define AUDIO_OVERRIDE_ALLOC
 #include "_AudioBase.h"
+#include "Funcs.h"
 
 cc_bool AudioBackend_Init(void) {
 	return snd_stream_init() == 0;
diff --git a/src/Audio_Switch.c b/src/Audio_Switch.c
index e1e074953..d01c8f774 100644
--- a/src/Audio_Switch.c
+++ b/src/Audio_Switch.c
@@ -136,9 +136,7 @@ cc_result Audio_QueueChunk(struct AudioContext* ctx, struct AudioChunk* chunk) {
 	{
 		buf = &ctx->bufs[i];
 		cc_uint32 endOffset = chunk->size / (sizeof(cc_int16) * ((ctx->channels == 2) ? 2 : 1));
-
-		if (AudioBuf_InUse(buf->state))
-			continue;
+		if (AudioBuf_InUse(buf)) continue;
 
 		buf->data_pcm16 = chunk->data;
 		buf->size       = chunk->size;
diff --git a/src/Platform_Dreamcast.c b/src/Platform_Dreamcast.c
index 1ba30c018..ce5c5e054 100644
--- a/src/Platform_Dreamcast.c
+++ b/src/Platform_Dreamcast.c
@@ -236,7 +236,7 @@ static int VMUFile_Do(cc_file* file, int mode) {
 		data = Mem_Alloc(len, 1, "VMU data");
 		fs_read(fd, data, len);
 		
-		err = vmu_pkg_parse(data, len, &pkg);
+		err = vmu_pkg_parse(data, &pkg);
 		fs_close(fd);
 	}